[YARN-9262] TestRMAppAttemptTransitions is failing with an NPE

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 3.2.0, 3.1.2, 3.3.0
• Fix Version/s: 3.1.2, 3.3.0, 3.2.1
• Component/s: resourcemanager
• Hadoop Flags: Reviewed
• Assignee: lujie
• Reporter: Sunil G
• Created: 01/Feb/19 02:46
• Updated: 26/Feb/20 05:29
• Resolved: 02/Feb/19 15:23

Description

hadoop.yarn.server.resourcemanager.rmapp.attempt.TestRMAppAttemptTransitions fails due to an NPE post YARN-9194

java.lang.NullPointerException
	at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl$AMContainerAllocatedTransition.transition(RMAppAttemptImpl.java:1202)
	at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl$AMContainerAllocatedTransition.transition(RMAppAttemptImpl.java:1182)
	at org.apache.hadoop.yarn.state.StateMachineFactory$MultipleInternalArc.doTransition(StateMachineFactory.java:385)
	at org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302)
	at org.apache.hadoop.yarn.state.StateMachineFactory.access$500(StateMachineFactory.java:46)
	at org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:487)
	at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl.handle(RMAppAttemptImpl.java:915)
	at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl.handle(RMAppAttemptImpl.java:121)

cc xiaoheipangzi

Issue Links

• is caused by: YARN-9194 Invalid event: REGISTERED and LAUNCH_FAILED at FAILED, and NullPointerException happens in RM while shutdown a NM